Average mercury level in a lake

1.23

0.40

0.04

0.19

0.71

0.63

0.48

0.25

0.43

0.34

0.86

0.73

0.59

0.41

0.44

0.81

1.16

0.98

0.56

0.94

1.33

1.10

0.10

0.49

0.27

For the data shown above, find the following.

Round answer in the first blank to 3 decimal place(s).

In the second blank put the correct units.

Find the mean:  

Find the median:  

Find the range:  

Find the variance:  (mg/kg)^2

Find the standard deviation: